package com.njxxted.activiti.common.aspect;

import com.njxxted.activiti.common.config.SysCommonConfig;
import com.njxxted.activiti.common.response.ResponseVo;
import com.njxxted.activiti.common.util.*;
import com.njxxted.activiti.modules.api.CommonApi;
import com.njxxted.activiti.modules.api.entity.SysLogErr;
import com.njxxted.activiti.modules.api.entity.UserDto;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.*;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import javax.servlet.http.HttpServletRequest;
import java.util.Arrays;

@Aspect
@Component
public class SysLogAspect {

    private static final Logger logger = LoggerFactory.getLogger(SysLogAspect.class);

    @Autowired
    SysCommonConfig sysCommonConfig;

    @Pointcut("execution( * com.njxxted.activiti..controller.*.*(..))")//两个..代表所有子目录，最后括号里的两个..代表所有参数
    public void logPointCut() {
    }

    //所有标注了此注解的方法
    @Pointcut("@annotation(com.njxxted.activiti.common.annotation.SysLog)")
    public void annotationPointCut() {
    }

    @Before("logPointCut()")
    public void doBefore(JoinPoint joinPoint) throws Throwable {
        // 接收到请求，记录请求内容
        ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
        HttpServletRequest request = attributes.getRequest();
        // 记录下请求内容
        logger.info("请求地址:" + request.getRequestURL().toString());
        logger.info("HTTP METHOD:" + request.getMethod());
        // 获取真实的ip地址
        logger.info("IP:" + IPUtils.getIpAddr(request));
        logger.info("CLASS_METHOD:" + joinPoint.getSignature().getDeclaringTypeName() + "." + joinPoint.getSignature().getName());
        logger.info("参数:" + Arrays.toString(joinPoint.getArgs()));
    }

    @AfterReturning(returning = "ret", pointcut = "logPointCut()")// returning的值和doAfterReturning的参数名一致
    public void doAfterReturning(Object ret) throws Throwable {
        // 处理完请求，返回内容(返回值太复杂时，打印的是物理存储空间的地址)
        logger.info("返回值 : " + ret);
    }

    @Around("logPointCut()")
    public Object doAround(ProceedingJoinPoint pjp) throws Throwable {
        long startTime = System.currentTimeMillis();
        Object ob = pjp.proceed();// ob 为方法的返回值
        logger.info("耗时 : " + (System.currentTimeMillis() - startTime));
        return ob;
    }

    @AfterThrowing(pointcut = "logPointCut()", throwing = "ex")
    public void doAfterException(JoinPoint joinPoint, Exception ex) {
        saveLog(joinPoint, ex);
    }

    /**
     * 保存日志方法
     *
     * @param joinPoint 织点参数
     */
    private void saveLog(JoinPoint joinPoint, Throwable ex) {
        SysLogErr sysLog = new SysLogErr();
        try {
            UserDto currUser = UserUtil.getUserFromRedis();
            if (null == currUser) {
                sysLog.setAccount("获取用户信息为空");
            } else {
                sysLog.setAccount(currUser.getId());
            }
        } catch (Exception e) {
            sysLog.setAccount("获取用户信息为空");
        }
        // 获取request
        HttpServletRequest request = HttpContextUtil.getHttpServletRequest();
        sysLog.setSysType(sysCommonConfig.getSysType());
        sysLog.setRequestParam(Arrays.toString(joinPoint.getArgs()));
        sysLog.setUrl(request.getServletPath());
        sysLog.setIpAddress(request.getServerName());
        sysLog.setIpSource(IPUtils.getIpAddr(request));
        if (null != ex) {
            sysLog.setContent(ex.getMessage());
//            sysLog.setStackTrace(JSON.toJSONString(ex.getStackTrace()));
        }
//        sysLog.setCreateTime(LocalDateTime.now());
        sysLog.setId(StringUtils.uuidGenerator());
        ResponseVo responseVo = new FeignUtil<CommonApi>().invokeCommonService(CommonApi.class).sysLogErrSave(sysLog);
    }
}
